Pennsylvanian (n.)

  1. from 310 million to 280 million years ago; warm climate; swampy land

    [ Syn: pennsylvanian , pennsylvanian period , upper carboniferous , upper carboniferous period ]

  2. a native or resident of Pennsylvania

    [ Syn: pennsylvanian , keystone stater ]

The dictionary is based on the WordNet Electronic Lexical Database.
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